交易的关键是拥有优势并知道这个优势是什么。
The key to trading is to have an edge and to know what that edge is.
If you have a good idea, and if you do it right, it will just go.
The best way to solve a problem is to find a way to make it irrelevant.
粮仓充实,民众就能知道礼节;衣食充足,民众就能知道耻辱。